CVE-2026-68749 Quadratic regex backtracking in the html_sanitize_ex CSS scrubber allows CPU-exhaustion denial of service

Inefficient Regular Expression Complexity vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to exhaust server CPU via a long CSS declaration in sanitized HTML. The declaration regex in HtmlSanitizeEx.Scrubber.CSS.scrub/1 matches the property name...

EEF-CVE-2026-68749 Quadratic regex backtracking in the html_sanitize_ex CSS scrubber allows CPU-exhaustion denial of service

Summary Inefficient Regular Expression Complexity vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to exhaust server CPU via a long CSS declaration in sanitized HTML. The declaration regex in HtmlSanitizeEx.Scrubber.CSS.scrub/1 matches the...

CVE-2026-68749 Quadratic regex backtracking in the html_sanitize_ex CSS scrubber allows CPU-exhaustion denial of service

Inefficient Regular Expression Complexity vulnerability in the CSS scrubber in rrrene htmlsanitizeex allows an unauthenticated remote attacker to exhaust server CPU via a long CSS declaration in sanitized HTML. The declaration regex in HtmlSanitizeEx.Scrubber.CSS.scrub/1 matches the property name...

CVE-2026-68749

The vulnerability CVE-2026-68749 affects the html_sanitize_ex Ruby gem (versions before 1.5.3; affected range includes 0.3.1–1.5.2). It stems from an inefficient greedy regex in HtmlSanitizeEx.Scrubber.CSS.scrub/1 that backtracks on long CSS declarations, causing quadratic CPU consumption and pot...

CVE-2026-71190

In OpenStack Swift through 2.38.0, the proxy server Accept header parser contains a regular expression vulnerable to catastrophic backtracking ReDoS. The "qdtext" pattern ?:^"|\. allows an unauthenticated remote attacker to send a crafted Accept header that causes exponential CPU consumption in...

CVE-2026-70493 Open WebUI: Any authenticated user can stall a worker via a knowledge-search pattern that backtracks catastrophically

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.6 until 0.11.0, the built-in knowledge search path in backend/openwebui/tools/knowledgefs.py and backend/openwebui/tools/builtin.py let a chat participant choose a pattern used to grep knowledge files...

PYSEC-2026-3616 Thumbor has Regex Denial of Service (ReDoS) in `convolution` filter

Summary The regular expression used to parse the convolution filter exhibits exponential-time backtracking for certain inputs, enabling a Regular Expression Denial of Service ReDoS. Details The RegExp for convolution is defined as...

SUSE SLED15 / SLES15 Security Update : perl-HTTP-Date (SUSE-SU-2026:3454-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:3454-1 advisory. This update for perl-HTTP-Date fixes the following issue - CVE-2026-14741: CPU exhaustion due to polynomial regex...

Security update for perl-HTTP-Date

This update for perl-HTTP-Date fixes the following issue CVE-2026-14741: CPU exhaustion due to polynomial regex backtracking in parsedate when processing specially crafted date strings bsc1271705. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

SUSE-SU-2026:3454-1 Security update for perl-HTTP-Date

This update for perl-HTTP-Date fixes the following issue - CVE-2026-14741: CPU exhaustion due to polynomial regex backtracking in parsedate when processing specially crafted date strings bsc1271705...

CVE-2026-53504

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, the convolution filter regular expression performs exponential backtracking on crafted repeated numeric input, allowing a URL request to exhaust processing time. This issue is fixed in 7.8.0...

CVE-2026-53504 Thumbor has Regex Denial of Service (ReDoS) in `convolution` filter

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, the convolution filter regular expression performs exponential backtracking on crafted repeated numeric input, allowing a URL request to exhaust processing time. This issue is fixed in 7.8.0...

SUSE SLES12 Security Update : perl-HTTP-Date (SUSE-SU-2026:3334-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2026:3334-1 advisory. This update for perl-HTTP-Date fixes the following issue: - CVE-2026-14741: CPU exhaustion due to polynomial regex backtracking in parsedate when...

Security update for perl-HTTP-Date

This update for perl-HTTP-Date fixes the following issue: CVE-2026-14741: CPU exhaustion due to polynomial regex backtracking in parsedate when processing specially crafted date strings bsc1271705. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

SUSE-SU-2026:3334-1 Security update for perl-HTTP-Date

This update for perl-HTTP-Date fixes the following issue: - CVE-2026-14741: CPU exhaustion due to polynomial regex backtracking in parsedate when processing specially crafted date strings bsc1271705...

SUSE SLES16: jline3 / jline3-builtins / jline3-console / jline3-console-ui / etc (SUSE-SU-2026:22856-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:22856-1 advisory. - CVE-2026-56740: unauthenticated remote memory exhaustion via unbounded Telnet NEW-ENVIRON variables bsc1269021. - CVE-2026-56741...

SUSE SLES16 Security Update : perl-HTTP-Date (SUSE-SU-2026:22859-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:22859-1 advisory. This update for perl-HTTP-Date fixes the following issue - CVE-2026-14741: CPU exhaustion via polynomial regex backtracking in parsedate...

openSUSE 16 Security Update : perl-HTTP-Date (openSUSE-SU-2026:21427-1)

The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:21427-1 advisory. This update for perl-HTTP-Date fixes the following issue - CVE-2026-14741: CPU exhaustion via polynomial regex backtracking in parsedate bsc1271705...

Open WebUI: ReDoS in skill-mention regexes causes whole-instance DoS on default config

Summary Two regexes in backend/openwebui/utils/middleware.py that parse skill-mention tags backtrack in On² on input that contains . Both run synchronously, on the asyncio event loop, on every chat completion with no feature gate. Because the default deployment is a single uvicorn worker, one suc...

Security update for perl-HTTP-Date (moderate)

openSUSE security update: security update for perl-http-date ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21427-1 Rating: moderate References: bsc1271705 Cross-References: CVE-2026-14741 CVSS scores: CVE-2026-14741 SUSE : 5.3...